turboFei commented on code in PR #3158:
URL: https://github.com/apache/celeborn/pull/3158#discussion_r2013394762
##########
client/src/main/scala/org/apache/celeborn/client/commit/ReducePartitionCommitHandler.scala:
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@@ -337,14 +349,44 @@ class ReducePartitionCommitHandler(
shufflePushFailedBatches.getOrDefault(
shuffleId,
new util.HashMap[String, util.Set[PushFailedBatch]]()))
-
context.asInstanceOf[RemoteNettyRpcCallContext].nettyEnv.serialize(returnedMsg)
+
+ val serializedMsg =
+
context.asInstanceOf[RemoteNettyRpcCallContext].nettyEnv.serialize(returnedMsg)
+
+ if (getReducerFileGroupResponseBroadcastEnabled &&
+ serializedMsg.capacity() >=
getReducerFileGroupResponseBroadcastMiniSize) {
+ val broadcastMsg = broadcastGetReducerFileGroup(shuffleId,
returnedMsg)
+ if (broadcastMsg != returnedMsg) {
+ val serializedBroadcastMsg =
+
context.asInstanceOf[RemoteNettyRpcCallContext].nettyEnv.serialize(broadcastMsg)
+ logInfo(s"Shuffle $shuffleId GetReducerFileGroupResponse
size" +
+ s" ${serializedMsg.capacity()} reached the broadcast
threshold" +
+ s" $getReducerFileGroupResponseBroadcastMiniSize," +
+ s" the broadcast response size is
${serializedBroadcastMsg.capacity()}.")
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